Chromatopak Analytical Instrumentation [India] Pvt. Ltd. Manufactures Color Coded Syringe Filters. Chromatopak Analytical Instrumentation [India] Pvt. Ltd. Supplies columns, consumables and accessories for HPLC, GC, IC, SPE etc. Color Coded Syringe Filters is available in traditional 13mm 25mm size. Color Coded Syringe Filters is used for easy identification. These syringe filters are available in Nylon, CA-CN, PVDF, and PTFE. The housing of the syringe filter is Polypropylene. It is a device which is designed to provide fast and efficient filtration of aqueous and organic solutions and is suitable for numerous applications in pharmaceutical, environmental, biotechnology, food/beverage, and agricultural testing laboratories.